SMA SC 500HE-US - Manual (Page 28)

4 Operating the Display SMA America, LLC
28 SC500HEUS-eng-BE-BUS120320 Operating Manual
G Grid values In this position, the display shows the following values of the
power distribution grid:
• Voltage
• Frequency
• Average value of the current for all 3 line conductors
The display switches between the values every 2 seconds.
H Sunny Central error
number If there is an error in the Sunny Central, an error number will be
shown in this position (see section
10 "Troubleshooting", page 55).
I Grid relay Grid relay open: The Sunny Central is not feeding into the power
distribution grid, e.g. at night.
Grid relay closed: The Sunny Central is feeding into the power
distribution grid.
K PV array values In this position, the display shows the following values of the
PV array:
• Voltage
• Current
The display switches between the values every 2 seconds.
L PV array error
number If there is an error in the PV array, an error number will be shown
in this position (see section 10 "Troubleshooting", page 55).
M Telephone receiver If this symbol is lit, there is an error in the Sunny Central that
cannot be rectified on site. Contact the SMA Service Line
(see section 13 "Contact", page 87)
N Wrench If this symbol is lit, there is an error that can be rectified on site
(see section 10 "Troubleshooting", page 55).
O Diagram The power fed in by the Sunny Central is represented in a
diagram on the display. View the diagram in day mode
"E-HISTORY" or in hour mode "E-DAY" (see section
4.2 "Switching Diagram Modes", page 29). The diagram
updates every 5 seconds.
Position Designation Explanation